aFe 77-44001 Power Scorcher Tuning Module | 2001-2011 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

2001-2011 GM 6.6L Duramax aFe Power Scorcher Tuning Module Features: - Easy plug & play installation - Increased performance & throttle response - In-cabin on-the-fly power adjustments w/ LED switch - High-quality case & wire harness with OEM style connectors - 4-position settings The 2001-2011 GM 6.6L Duramax aFe Power Scorcher Tuning Module Allows for Making On-the-Fly Adjustments If you want to take every measure possible to maximize your power and performance output, then you cannot avoid having a tuning module. There are tons out there that will offer some gains in horsepower and torque, but if you really want to make some significant gains, then you need the 2001-2011 GM 6.6L Duramax aFe Power Scorcher Tuning Module. This tuner allows you to make on-the-fly power adjustments based on the driving conditions and application. There is no better way to make your engine more efficient than with this tuning module. 4-Power Settings The 2001-2011 GM 6.6L Duramax aFe Power Scorcher Tuning Module features a premium case and wiring harness that connects to your GM Duramax using factory-style connectors. Using the LED switch, you can make adjustments between 4-power settings. At these different levels, you will get gains of horsepower and torque that are best fit for your specific driving application. Not only do you get more power, but you also get an improvement in boost and fuel pressure. Your throttle will be much more responsive and you will see that your overall performance is elevated to a level far above what your stock setup could do. Fitment: 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 GM 6.6L Duramax